Author contributions
First Author: Shuhei Nishijima, MD1
Corresponding Author; Yoshitsugu Nakamura, MD, PhD1 *
Data collection: Daiki Yoshiyama, MD1, Yuto Yasumoto, MD1, Miho Kuroda, MD1, , Taisuke Nakayama, MD1, Ryo Turuta, MD1, Yujiro Ito, MD1,
Statics: Fumiaki Shikata, MD, PhD1,
Data Analysis: Tetuji Takeda, MD2, Nobuyuki Katou, MD3
1Department of Cardiovascular Surgery, Chibanishi General Hospital, Matsudo, Chiba, Japan
2Department of Neuro Surgery, Chibanishi General Hospital, Matsudo, Chiba, Japan
3Department of Radiology, Chibanishi General Hospital, Matsudo, Chiba, Japan
Disclosures: The authors declare that there are no conflicts of interest.